(x+1+2x(x-1))/(x+1)(x-1)=2;
(x+1+2x²-2x-2x²+2)/(x+1)(x-1)=0;
(3-x)/(x+1)(x-1)=0;
x-3=0;
x=3;
检验不是增根;
所以x=3;
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(x+1+2x(x-1))/(x+1)(x-1)=2;
(x+1+2x²-2x-2x²+2)/(x+1)(x-1)=0;
(3-x)/(x+1)(x-1)=0;
x-3=0;
x=3;
检验不是增根;
所以x=3;
很高兴为您解答,skyhunter002为您答疑解惑
如果本题有什么不明白可以追问,